A compound contains carbon, hydrogen, and nitrogen as its only elements. a 9.353 g sample of the compound contains 5.217 g of carbon and 1.095 g of hydrogen; the remainder is nitrogen. what is the empirical formula for the compound?

Read the measurement. how many milliliters are shown? 34 ml 38 ml 39 ml 40 ml

A radio station's channel, such as 100.7 FM or 92.3 FM, is actually its frequency in megahertz (MHz), where 1MHz=106Hz and 1Hz=1s-1. Calculate the broadcast wavelength of the radio station 91.10 FM.

What is the balanced equation for calcium sulfate?

How does deforestation (cutting trees down), affect carbon dioxide levels in the atmosphere? A. Trees have no effect on carbon dioxide in the air. B.

What is harmed by acid precipitation?

What happens during a chemical reaction

At 700 K acetaldehyde decomposes in the gas phase to methane and carbon monoxide. The reaction is: CH3CHO (g) →CH4 (g) + CO (g) A sample of CH3CHO is heated to 700 K and the pressure is measured as 0.15 atm before any reaction takes place.

Which of the following is the final concentration of KCl if 500 ml of 0.25 M KCl is diluted to a final volume of 5 L? 0.025 L 0.0025 L 25 L 2.5 L

The isomerization of 3-phosphoglycerate (3PG) to 2-phosphoglycerate (2PG) has a ΔG°' = + 4.4 kJ/mol. If [2PG] = 4.0 mM and [3PG] = 22.2 mM, in which direction will the reaction move to reach equilibrium at 37°C?

What are some facts about the element Rutherfordium